Biology Forums - Study Force

Discuss the importance of calcium ions in skeletal muscle contraction.
 
  What will be an ideal response?

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(Question 2) Fascicle arrangements produce skeletal muscles with different structures and functional properties, and determine their individual range of motion and power. List the seven different fascicle arrangements of human skeletal muscles and give a specific example of each.
 
  What will be an ideal response?

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(Question 3) Discuss the role of the myosin heads in sliding filament theory.
 
  What will be an ideal response?

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(Question 4) Describe where and how dorsiflexion and plantar flexion occur. Which muscle is the prime mover of plantar flexion and which muscle do you think is its antagonist?
 
  What will be an ideal response?

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(Question 5) Explain what meaning is inferred in the muscle name rectus femoris.
 
  What will be an ideal response?

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(Question 6) Describe the events that occur from the time that a motor neuron releases acetylcholine at the neuromuscular junction until muscle cell contraction occurs.
 
  What will be an ideal response?

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(Question 7) You have lost the labels to your muscle tissue slides in laboratory. Explain the characteristics that allow you to distinguish among skeletal muscle, smooth muscle, and cardiac muscle tissue.
 
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(Question 8) Supination and pronation refer to up and down movements of the foot at the ankle.
 
  Indicate whether the statement is true or false

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(Question 9) Muscle development in babies occurs in a superior/inferior direction.
 
  Indicate whether the statement is true or false

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(Question 10) Muscles will hypertrophy if they are not used continually.
 
  Indicate whether the statement is true or false

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